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. 2018 Mar 29;4(3):e00588. doi: 10.1016/j.heliyon.2018.e00588

Table 10.

Stage 2: Final collective assessment of policy instruments, according to all three supported methodologies.

Alternatives 2-tuple WSM x WSM
(Herrera et al., 2005)
TOPSIS x TOPSIS
(Krohling and Campanharo, 2011)
WSM x TOPSIS
(Chen, 2000)
Collective assessment
Closeness to ideal solution Closeness to ideal solution
Δ−1(sn, α) sn α
P1 3.5962 H −0,4038 −0.10101 −0.0990
P2 3.4466 M 0,4466 −0.09801 −0.0892
P3 3.6235 H −0,3765 −0.10227 −0.1084
P4 3.1786 M 0,1786 −0.06011 −0.0623
P5 3.6886 H −0,3114 −0.11409 −0.1044
P6 2.9473 M −0,0527 −0.06239 −0.0622
P7 3.5885 H −0,4115 −0.15240 −0.1466
P8 3.4718 M 0,4718 −0.12128 −0.1173
P9 3.6836 H −0,3164 −0.14396 −0.1341
P10 3.4851 M 0,4851 −0.10756 −0.1087
P11 1.8952 L −0,1048 0.09079 0.0733
P12 1.7993 L −0,2007 0.06521 0.0525